QUESTION 11 Modes can be used as a measure of central tendency in what type(s) o

Question

QUESTION 11 Modes can be used as a measure of central tendency in what type(s) of data? nominal interval ratio ordinal QUESTION 12 Medians can be used as a measure of central tendency in what type(s) of data? ordinal ratio Onominal interval QUESTION 13 A researcher measured the height of 6 plants and found the following heights: 25cm, 25cm, 22cm, 35cm, 20cm and 65cm What is the mean height of this group of plants? (calculate to one decimal point) QUESTION 14 A researcher measured the height of 5 plants and found the following heights, 21cm, 45cm. 33cm, 16cm and 36cm. What is the mean height of this group of plants? (answer to one decimal place) QUESTION 15 A researcher measured the height of 5 plants and found the following heights; 6cm, 29cm, 18cm, 13cm and 24cm. What is the mean height of this group of plants? (answer to one decimal place)

Explanation / Answer

solution:-.

question11 :- option A . nominal

question12:- option A. ordinal

question13:- 32

mean = sum of terms / number of terms = 192 / 6 = 32

question14:- 30.2

mean = sum of terms / number of terms =151 / 5 = 30.2

question15:- 18

mean = sum of terms / number of terms = 90 / 5 = 18

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